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Patent Searching and Data


Matches 151 - 200 out of 21,309

Document Document Title
WO/2014/044042
Disclosed are a pilot frequency optimizing method for sparse channel, a pilot frequency optimizing apparatus for sparse channel and a channel estimating method for sparse channel. Said method comprises: selecting an element from a sub-ca...  
WO/2014/044539
An electronic control device comprises a bus connection for connection to a bus line of a current-controlled bus, an evaluation device for sensing the current flowing through the bus connection in order to detect a digital message from a...  
WO/2014/047163
In a method for estimating a channel at a receiver (20) in a wireless communications network, the receiver obtains channel model parameters for a received signal based on raw channel estimates for the received signal, where each raw chan...  
WO/2014/043209
Apparatuses, sensor nodes, systems and methods for modulating and transmitting sensor data wirelessly to an existing power line network are described. An apparatus may include a microcontroller having an oscillator and an input/output bu...  
WO/2014/041006
An OFDM receiver (1) such as a WiFi receiver receives data via a plurality of data subcarriers and a plurality of pilot subcarriers. The data and pilot signals are processed through a conventional demultiplexer (2) and DFT(3) before deli...  
WO/2014/042892
A method of performing dynamic sounding in a wireless communication device includes determining whether to perform sounding based on an age of current channel state information (CSI). An achievable throughput can be recorded as a referen...  
WO/2014/040897
A circuit arrangement which is designed to output a voltage pulse on a bus line has a device which is designed to determine whether a voltage on the bus line has reached a specified threshold value.  
WO/2014/040611
A method for determining a number of uncorrelated transmission channels in a multiple-input-multiple-output transmission system determines the transmission coefficients h 11 ,h 12 ,..., h ΝΜ of a transmission matrix H of the MIMO syste...  
WO/2014/036969
An apparatus comprising an optical receiver configured to receive a plurality of orthogonal frequency-division-multiplexed (OFDM) symbols comprising a first OFDM symbol and a second OFDM symbol, and a processor coupled to the optical rec...  
WO/2014/038448
This interface circuit is provided with: a differential output circuit in which the output of a potential level of a differential signal stabilizes after a prescribed period from a start signal; and a counter circuit (11) that performs c...  
WO/2014/037321
The invention concerns an improved method of operating an receiver (2) configured to receive a signal transmitted from an transmitter (1) and said receiver (2) and said transmitter (1) being connected to a control system (4) configured t...  
WO/2014/036802
The present invention provides a method for estimating interference and noise power in an LTE/LTE-A system. A primary synchronization signal or a secondary synchronization signal is used to estimate interference and noise power; or the p...  
WO/2014/038121
This digital signal processing device, which performs digital signal processing on a digital signal, is provided with a statistical analysis means that computes a moving average and a standard deviation from a digital signal, performs a ...  
WO/2014/038542
This wiring board is provided with: a substrate having a first surface, and a second surface inverse with respect to the first surface; and a transmission line having two parallel through wires formed inside the substrate and exposed at ...  
WO/2014/039359
An optical transmitter may include a sample rate converter and a digital-to-analog converter operable to convert an inputted digital electrical signal to an analog optical signal. The signal converter may include a first interface operab...  
WO/2014/035744
A wireless communication device is provided that is capable of suppressing out-of-channel emissions. The wireless communication device includes an upsampled broadband multicarrier signal generator and multiple upsampled sidelobe signal g...  
WO/2014/032693
The invention refers to switching a physical quantity, wherein the switching is performed by a switching element (SW) according to a control signal received from a control circuit (1 1 ), comprising detecting from the control signal (CS)...  
WO/2014/035770
A method includes detecting one or more of an upward transition of a single-ended data signal via a first driver path to a pre-emphasis transmitter or a downward transition of the single-ended data signal via a second driver path to the ...  
WO/2014/032271
Methods and apparatuses for calibrating antennas among multiple BS (Base Stations) s have been disclosed. A method for calibrating antennas between a first BS and a second BS is provided. The method comprises: obtaining UL (Uplink ) CSI ...  
WO/2014/035578
Certain aspects of the present disclosure relate to techniques for generating likely demodulation candidates using Vector Candidate Sampling (VCS). VCS is used to generate high likelihood candidates for Multiple Input Multiple Output (MI...  
WO/2014/031059
A network node (105) for an EGPRS system, arranged (115, 110, 105) to transmit bursts to a receiving node in the EGPRS system, where a burst comprises a training sequence with training information for use by the receiving node. The netwo...  
WO/2014/029074
Disclosed are a signal correction method and receiver. The present invention relates to the field of wireless communication. The method comprises: obtaining M first signals; performing adaptation processing on each first signal among sai...  
WO/2014/029425
A signal method of processing in a receiver a signal that has been encoded and interleaved in a transmitter comprising: receiving a signal, process the signal to obtain a stream of soft metrics representing bit probability of symbols in ...  
WO/2014/029585
The invention relates to a circuit for transmitting signals and for galvanic isolation between a first and a second digital signal processing unit (S1, S2), a first signal path (Q1) being provided between the first and the second signal ...  
WO/2014/028430
Apparatus and methods perform gain, clipping, and phase compensation in the presence of I/Q mismatch in quadrature RF receivers. Gain and phase mismatch are exacerbated by differences in clipping between I & Q signals in low resolution A...  
WO/2014/027239
An apparatus includes an input, an output, an equalizer configured to receive an input signal at the input and to output an output signal for the output, and a reset block coupled to the equalizer and the output. The reset block is confi...  
WO/2014/027239
An apparatus includes an input, an output, an equalizer configured to receive an input signal at the input and to output an output signal for the output, and a reset block coupled to the equalizer and the output. The reset block is confi...  
WO/2014/026650
Disclosed are a channel estimation method and a channel estimation device in a multiple-receiving antenna system. The method comprises: performing channel estimation on a received pilot signal by using a least square channel estimation a...  
WO/2014/023800
A receiver receives a desired radio sub-channel transmitted with an unwanted radio sub-channel by producing signal branches from a received radio signal by treating orthogonal components of the received signal separately and also by usin...  
WO/2014/023355
A method for phase noise detection in a MIMO communication system, comprises the step of computing an initial estimate of phase using received pilot symbols (91). A phase follows (92) for interpolating between successive pilot symbol pha...  
WO/2014/026026
Methods and apparatus for wireless communication in a wireless communication network that includes receiving a synchronization channel (SCH) signal (including a primary synchronization channel (PSCH) signal, a secondary synchronization c...  
WO/2014/022719
A pre-driver circuit generates a driver bias signal based on a swing command, a driver impedance characteristic, and an input signal. A driver receives the driver bias signal and generates, in response, a driver signal having a swing and...  
WO/2014/022825
A method of wireless communication includes receiving a wireless signal at a linear receiver, and iteratively computing an inverted covariance matrix in frequency domain, one channel code at a time. The method also includes computing rec...  
WO/2014/022468
A system generates a set of candidate signals (506) based on a received signal, whereby each candidate signal represents an adjustment of the signal for a different amount of potential noise. The system selects one of the candidate signa...  
WO/2014/020580
Systems and methods are disclosed for estimating one or more channel properties of a downlink from a cellular communications network based on quasi co- located antenna ports with respect to the one or more channel properties. In one embo...  
WO/2014/022603
A communication system where first and second devices communicate concurrently and bidirectionally over a single wire, in addition to a ground. The second device can be a computing device having a powered component which requires a certa...  
WO/2014/022421
A population of drivers is provided in parallel to a driver output and a population of pre-emphasis path drivers is provided in parallel to the driver output. The population of drivers is updated and the population of pre-emphasis path d...  
WO/2014/018204
A method includes modulating, at a first wireless device, a first signal based on a Gaussian minimum shift keying (GMSK) modulation scheme to generate a modulated signal. The method also includes amplifying, at the first wireless device,...  
WO/2014/015836
A method and an apparatus for eliminating interference between baseband boards. A baseband board receives antenna data and stores the received antenna data; the baseband board obtains reconstructed data of the present baseband board by u...  
WO/2014/017704
To control data transmission in an environment in which one or more digital units and one or more radio units are linked, a system for controlling data transmission receives traffic state information respectively transmitted from the one...  
WO/2014/015700
Disclosed in the embodiments of the present invention are a method, a device and a system for estimating in-phase component and quadrature component IQ imbalances. The method for estimating in-phase component and quadrature component IQ ...  
WO/2014/017723
A method of operation of a wireless communication system includes: receiving a desired input signal and an interference input signal; activating a first symbol detector for generating a desired log-likelihood ratio from the desired input...  
WO/2014/015660
Embodiments of the present invention provide a baseband processing device, system, and method for a wireless communication system. The device comprises a first unit and a second unit for implementing different baseband processing functio...  
WO/2014/018303
A system (55-1) for correcting gain imbalance and phase imbalance between first (Iουτ) and second (QOUT) signals which are 90° out of phase, including circuitry (32) for estimating the phase mismatch (ϕ) and gain mismatch (Δ) betwe...  
WO/2014/012352
Disclosed are a channel estimation method and device, comprising: conducting channel estimation on a received pilot frequency sequence to obtain the first sequence of the frequency domain channel estimation; duplicating the first sequenc...  
WO/2014/012366
A precoding matrix determination method, a related device and communications system. A precoding matrix determination method may comprise: a wireless coordinated transmission point obtaining, according to an uplink reference signal sent ...  
WO/2014/014677
A method, an apparatus, and a computer program product for wireless communication are provided in connection with dynamic selection of a UE receiver. In one example, a communications device is equipped to obtain one or more channel impul...  
WO/2014/015101
In a cellular communication system, pre-codlng MIMO parameters are assigned for transmission of device-to-device (D2D) signals between D2D mobile devices to minimize interference at unintended recipient devices (receiving proximate devic...  
WO/2014/014597
The present disclosure sets forth a method for managing the power reduction of an uplink signal, e.g. an LTE PUSCH (416) or PUCCH (418). The method involves determining a convolution of a first function of Sz(f) and a second function of ...  
WO/2014/009825
In one aspect, the present disclosure provides an advantageous generalization of a SLIC receiver structure, by allowing multiple solutions to survive at any one or more of the serial stages included in the SLIC receiver. Where any given ...  

Matches 151 - 200 out of 21,309